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US 4,166,329 AGranted
Adjustable arch support for shoes
OwnerCharles A. Herbiginventor
Life of this patent
Estimating the term…
Abstract
The height of the arch of an arch-support member is adjustable by turning a screw that is positioned between the insole and the sole of a shoe. A lever extends from the central portion of the arch support downwardly through the insole to the adjusting screw. The lever turns about the insole as a fulcrum in response to adjustment of the screw for varying the height of the arch-support member.
Claims2
An adjustable arch support for a shoe comprising:
- an arch-support member having an outer edge conforming quite closely over an outer edge of an insole of said shoe and having an upper surface extending from said outer edge inwardly to an inner edge over an inner edge of said insole, said inner edge of said arch-support member curving gradually to form an arch to fit within the arch of a foot, said arch-support member being movable in height within said shoe according to the requirement for support by a user,
- said shoe having an insole with an aperture therethrough substantially directly below a central portion of said arch-support member, an adjusting lever having an upper end above said insole to contact a lower surface of said central portion of said arch of said arch-support member, said adjusting lever extending downwardly from said upper end through said aperture to a lower end terminating a short distance below said insole,
- a plate secured to said shoe to extend over an area below said arch-support member, and adjusting means connected between said plate and said lower end of said adjusting lever to move said lower end laterally, said adjusting lever being pivoted at said aperture to change the height of said arch-support member in response to operation of said adjusting means.
Dependencies are inferred from the claim text.